NEET2018ZoologyDigestion and AbsorptionActual
Which of the following terms describe human dentition?
Options
- APleurodont, Monophydont, Homodont
- BThecodont, Diphyodont, Heterodont
- CThecodont, Diphyodont, Homodont
- DPleurodont, Diphyodont, Heterodont
Correct answer
B. Thecodont, Diphyodont, Heterodont
Step-by-step solution
Human dentition is thecodont, diphyodont and heterodont. In humans, two types of teeth are found: milk or deciduous teeth and permanent teeth. Thus, they have diphyodont teeth. The teeth are thecodont, i.e. they remain embedded in the sockets of the jaw bones. Men have four types of teeth; incisors, canines, premolars and molars, i.e., heterodont teeth. Pleurodont teeth refers to the dentition where teeth are fused to the inner edge of the jawbone. This type of dentition is normally found in reptiles. Homodont refe